CVE-2026-55804

Drupal core - Moderately critical - Gadget chain - SA-CORE-2026-006

MEDIUM

5.9

CVSS Score

Published: July 10, 2026 at 09:46 PM UTC

Updated: October 25, 2026 at 03:10 PM UTC

1 product affected across 1 vendorDrupal

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Severity

MEDIUM5.9

Exploit prediction

EPSS 0.4%

SSVC

No known exploit

Description

Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection. This issue affects Drupal core versions: from 0.0.0 to 10.5.12, from 10.6.0 to 10.6.11, from 11.2.0 to 11.2.14, from 11.3.0 to 11.3.12, from 0.0.0 to 11.0.*, from 0.0.0 to 11.1.*.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Drupal · Drupaldrupal

95%

v < 10.5.1210.6.0 ≤ v < 10.6.1111.0.0 ≤ v < 11.2.1411.3.0 ≤ v < 11.3.120.0.0 10.6.0 11.2.0 11.3.0

Affected range stops below 10.5.12, so it looks safe — our inference, not a vendor statement

Affected range stops below 10.6.11, so it looks safe — our inference, not a vendor statement

Affected range stops below 11.0.*, so it looks safe — our inference, not a vendor statement

Affected range stops below 11.1.*, so it looks safe — our inference, not a vendor statement

Affected range stops below 11.2.14, so it looks safe — our inference, not a vendor statement

Affected range stops below 11.3.12, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://www.drupal.org/sa-core-2026-006

References (1)

Vendor Advisory

Source: cverecord

https://www.drupal.org/sa-core-2026-006

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.9MEDIUMCISA-ADP

Attack Vector: NETWORK
Complexity: HIGH
Privileges: HIGH
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: NONE

Vector?

Quick Info

StatusANALYZED

CWE

CWE-915

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